一．Application FAQs

Q1: What footwear and crafts can this machine process?

A1: It is a 2 cold + 2 hot heel shaping machine equipped with four airbags, suitable for hot & cold forming of men’s, women’s and sports shoe heels. It delivers excellent forming effect for hot melt adhesive heel inner and outer folds.

二. Core Structural Advantages FAQs

Q2:What’s the benefit of integrated airbag upper mold design?

A2: The airbag serves as upper forming mold, which does not need frequent replacement. Only the lower aluminum molds need to be swapped when changing shoe styles, greatly cutting mold replacement time and mold procurement cost.

Q3:What advantage does the arc-shaped clamping jaw have?

A3: The clamping jaw adopts curved pull-down structure, and users can freely adjust pull-down radian & depth according to different uppers. It makes uppers fit shoe lasts tightly to get perfect heel shaping effect.

Q4: How about the refrigeration system performance?

A4:It adopts closed liquid circulation refrigeration system, which realizes fast and even cooling for heel molds.

Q5: What convenient designs does the cold mold have?

A5:The cold mold supports outward tilting adjustment and is fitted with calibration positioning lamp, which simplifies feeding and positioning operation for workers.

三.Complete Technical Parameter FAQs

Q6: What are the full standard specifications of ACH-720C-2C2H?

A6:

• Model: ACH-720C-2C2H Air Bag Style Back Part Molding Machine
• Power supply: Single phase 220V / 50Hz
• Total power: 1.5KW
• 8-hour production capacity: 2500 pairs
• Max heating temperature: 200℃
• Temperature control precision: ±2℃
• Refrigerator power: 3/8P
• Max working air pressure: 6-8KG
• Machine overall dimension: L1240×W850×H2100mm
• Export package dimension: L1340×W950×H2200mm
• Net weight: 402kgs; Gross weight: 452kgs

四.Material Adaptation FAQs

Q7: Is this machine fit for various upper materials?

A7:Yes. Its adjustable aluminum molds match all common shoe materials, and the shaping performance is outstanding for hot melt adhesive heel counters.

五.Operation & Maintenance FAQs

Q8:What air compressor is required to match the machine?

A8:It needs supporting air compressor with stable working pressure of 6–8KG.

Q9: Daily maintenance suggestions?

A9: Regularly clean the refrigeration radiator, check air pipeline for leakage, and inspect airbag for aging and air leakage.

六.Customization & After-sales FAQs

Q10: Can shoe last molds be customized?

A10: Yes. Custom aluminum lower molds can be produced according to customer shoe samples.

Q11: What supporting documents and warranty are provided?

A11:Full English operation manual, circuit and air circuit drawings will be delivered. The machine enjoys 12-month warranty (consumables like airbags excluded), with lifelong spare parts supply and online technical support.